Home / 695,428.40-1,043,531.40-296,001.20

Finding the Fourth Proportional to 695,428.40, 1,043,531.40 and 296,001.20

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Solution

The fourth proportional to 695,428.40, 1,043,531.40 and 296,001.20 is: 444,167.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,428.40 : 1,043,531.40 = 296,001.20 : x
  2. Step 2: Convert to fraction form
    695,428.40/1,043,531.40 = 296,001.20/x
  3. Step 3: Cross multiply
    695,428.40x = 1,043,531.40 × 296,001.20
  4. Step 4: Simplify right side
    695,428.40x = 308,886,546,637.68
  5. Step 5: Solve for x
    x = 308,886,546,637.68/695,428.40
  6. Step 6: Final answer
    x = 444,167.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.